Home / 16,487.75-24,756.18-15,913.67

Finding the Fourth Proportional to 16,487.75, 24,756.18 and 15,913.67

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Solution

The fourth proportional to 16,487.75, 24,756.18 and 15,913.67 is: 23,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.75 : 24,756.18 = 15,913.67 : x
  2. Step 2: Convert to fraction form
    16,487.75/24,756.18 = 15,913.67/x
  3. Step 3: Cross multiply
    16,487.75x = 24,756.18 × 15,913.67
  4. Step 4: Simplify right side
    16,487.75x = 393,961,585.04
  5. Step 5: Solve for x
    x = 393,961,585.04/16,487.75
  6. Step 6: Final answer
    x = 23,894.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.